Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Beta Eridani is the second brightest star in the constellation of Eridanus, located in the northeast end of this constellation. It has the traditional names Cursa. Eridani has an apparent visual magnitude which varies between 2.72 and 2.80 and a spectral type of A3III. It is approximately 90 light-years from the Earth. It may be a member of the proposed Sirius Supercluster, along with other scattered stars such as Sirius itself, Beta Aurigae, Alpha Coronae Borealis, Zeta Crateris, and Beta Serpentis.